Malicious PDF — malware analysis report

Static analysis result for SHA-256 4548d5f8d5eb7450…

MALICIOUS

PDF

12.6 KB
MD5: 8ce7c6c9a2182ac7beb2385251ec1044 SHA-1: 8ec6426bc0d3a98ac80d47ecb95548d4f79aeed5 SHA-256: 4548d5f8d5eb74506634257e040264ede40c96a090cbe6a401dc3a98d2cfc7d4
76 Risk Score

Malware Insights

MITRE ATT&CK
T1204.002 Malicious File: User Execution: Malicious File

The PDF contains embedded JavaScript, which is a common technique for delivering malicious payloads. ClamAV detection confirms the malicious nature of the file, identifying it as Win.Trojan.Agent-36281. The embedded JavaScript is likely responsible for the malicious behavior, potentially downloading and executing further stages.

Heuristics 3

  • ClamAV: Win.Trojan.Agent-36281 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Win.Trojan.Agent-36281
  • JavaScript action low PDF_JAVASCRIPT
    PDF contains a /JavaScript action. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
  • Embedded JS stream low PDF_JS
    PDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
javascript_obj0076_000.js
23c28640b317559d9dd2604a15664e9ac67dd60f6ae74096a4e8fca81c99f589		 pdf-javascript-stream PDF /JS object 76 at offset 0x369 11786 bytes

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